Patents by Inventor David Alan Seddon

David Alan Seddon has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • Publication number: 20240094492
    Abstract: Provided are embodiments of an optical fiber cable. The optical fiber cable includes a cable jacket having an inner surface and an outer surface. The inner surface defines a central cable bore, and the outer surface defines an outermost surface of the optical fiber cable and a cable cross-sectional area (AC). At least one buffer tube is disposed within the central cable bore. Each buffer tube has an interior surface defining a buffer tube cross-sectional area (ATube, ID). A plurality of optical fibers (N) are disposed within the at least one buffer tube. Each optical fiber has a fiber diameter of 160 microns to 200 microns. The plurality of optical fibers have a total fiber area (AF). The buffer tube has a free space (1?AF/ATube, ID) of at least 37%, and the optical fiber cable has a fiber density (N/AC) of at least 3.25 fibers/mm2.
    Type: Application
    Filed: November 21, 2023
    Publication date: March 21, 2024
    Inventors: Leigh Rooker Josey, Snigdharaj Kumar Mishra, Sebastian Olszewski, David Alan Seddon, Pushkar Tandon
  • Publication number: 20230418012
    Abstract: An optical fiber cable including a central strength member, a first plurality of tight-buffered ribbon stacks, a binder film, and a cable sheath. The central strength member extends along a longitudinal axis of the optical fiber cable. The tight-buffered ribbon stacks are SZ-stranded around the central strength member. An interstitial space is provided between adjacent tight-buffered ribbon stacks. A binder film continuously and contiguously surrounds the first plurality of tight-buffered ribbon stacks along the longitudinal axis. The binder film includes first portions and at least one second portion. Each of the at least one second portion of the binder film extends into one of the interstitial spaces of the first plurality of tight-buffered ribbon stacks. The cable sheath continuously and contiguously surrounds the binder film along the longitudinal axis, and the cable sheath is coupled to the first portions of the binder film.
    Type: Application
    Filed: September 14, 2023
    Publication date: December 28, 2023
    Inventors: Bradley Jerome Blazer, Julian Latelle Greenwood, III, Warren Welborn McAlpine, David Alan Seddon
  • Patent number: 11782229
    Abstract: An optical fiber cable including a central strength member, a first plurality of tight-buffered ribbon stacks, a binder film, and a cable sheath. The central strength member extends along a longitudinal axis of the optical fiber cable. The tight-buffered ribbon stacks are SZ-stranded around the central strength member. An interstitial space is provided between adjacent tight-buffered ribbon stacks. A binder film continuously and contiguously surrounds the first plurality of tight-buffered ribbon stacks along the longitudinal axis. The binder film includes first portions and at least one second portion. Each of the at least one second portion of the binder film extends into one of the interstitial spaces of the first plurality of tight-buffered ribbon stacks. The cable sheath continuously and contiguously surrounds the binder film along the longitudinal axis, and the cable sheath is coupled to the first portions of the binder film.
    Type: Grant
    Filed: May 9, 2022
    Date of Patent: October 10, 2023
    Assignee: CORNING RESEARCH & DEVELOPMENT CORPORATION
    Inventors: Bradley Jerome Blazer, Julian Latelle Greenwood, III, Warren Welborn McAlpine, David Alan Seddon
  • Publication number: 20230258895
    Abstract: An optical fiber cable includes a central element, extending along a longitudinal axis of the optical fiber cable, and a plurality of routable subunits, each routable subunit having a rigidly stranded ribbon stack and a tight buffer layer surrounding the ribbon stack, wherein the subunits are SZ-stranded around the central element to form a cable core.
    Type: Application
    Filed: April 5, 2023
    Publication date: August 17, 2023
    Inventors: Bradley Jerome Blazer, Warren Welborn McAlpine, David Alan Seddon, Rebecca Elizabeth Sistare, Kenneth Darrell Temple, JR.
  • Patent number: 11656419
    Abstract: A fiber optic cable includes a stranded ribbon stack, a sheath extruded around the stranded ribbon stack to form a subunit, and an extruded foam layer, wherein the foam layer has a minimum inner diameter that is less than or equal to a maximum stack diagonal dimension of the stranded ribbon stack.
    Type: Grant
    Filed: June 1, 2021
    Date of Patent: May 23, 2023
    Assignee: CORNING RESEARCH & DEVELOPMENT CORPORATION
    Inventors: Bradley Jerome Blazer, David Alan Seddon, Rebecca Elizabeth Sistare, Kenneth Darrell Temple, Jr.
  • Publication number: 20230109527
    Abstract: An optical cable is provided. The optical cable includes an outer cable body jacket and a plurality of optical fiber subunits. The optical fibers within each subunit are stranded relative to each other and are located within a thin subunit jacket. A plurality of unstranded optical fiber subunits are located within the cable jacket.
    Type: Application
    Filed: December 8, 2022
    Publication date: April 6, 2023
    Inventors: Bradley Jerome Blazer, Harold Edward Hudson, II, Christopher Mark Quinn, David Alan Seddon, Kenneth Darrell Temple, JR.
  • Patent number: 11543608
    Abstract: An optical cable is provided. The optical cable includes an outer cable body jacket and a plurality of optical fiber subunits. The optical fibers within each subunit are stranded relative to each other and are located within a thin subunit jacket. A plurality of unstranded optical fiber subunits are located within the cable jacket.
    Type: Grant
    Filed: October 26, 2021
    Date of Patent: January 3, 2023
    Assignee: CORNING RESEARCH & DEVELOPMENT CORPORATION
    Inventors: Bradley Jerome Blazer, Harold Edward Hudson, II, Christopher Mark Quinn, David Alan Seddon, Kenneth Darrell Temple, Jr.
  • Publication number: 20220365301
    Abstract: An optical fiber cable includes a jacket and a plurality of stranded core subunits, each core subunit comprising a flexible sheath and a plurality of ribbons arranged in a ribbon group, wherein each ribbon of the plurality of ribbons comprises a plurality of connected fibers such that 50-70% of the cross-sectional area inside the sheath is occupied by the connected fibers. The flexible sheath may be an extruded PVC material that conforms to the shape of the ribbon stack and keeps all of the ribbons acting as a unitary body during bending.
    Type: Application
    Filed: July 27, 2022
    Publication date: November 17, 2022
    Inventors: Bradley Jerome Blazer, David Alan Seddon, Rebecca Elizabeth Sistare, Kenneth Darrell Temple, JR., Brandon Robert Williamson
  • Patent number: 11442236
    Abstract: An optical fiber cable includes a jacket and a plurality of stranded core subunits, each core subunit comprising a flexible sheath and a plurality of ribbons arranged in a ribbon group, wherein each ribbon of the plurality of ribbons comprises a plurality of connected fibers such that 50-70% of the cross-sectional area inside the sheath is occupied by the connected fibers. The flexible sheath may be an extruded PVC material that conforms to the shape of the ribbon stack and keeps all of the ribbons acting as a unitary body during bending.
    Type: Grant
    Filed: January 3, 2020
    Date of Patent: September 13, 2022
    Assignee: CORNING RESEARCH & DEVELOPMENT CORPORATION
    Inventors: Bradley Jerome Blazer, David Alan Seddon, Rebecca Elizabeth Sistare, Kenneth Darrell Temple, Jr., Brandon Robert Williamson
  • Publication number: 20220260796
    Abstract: An optical fiber cable including a central strength member, a first plurality of tight-buffered ribbon stacks, a binder film, and a cable sheath. The central strength member extends along a longitudinal axis of the optical fiber cable. The tight-buffered ribbon stacks are SZ-stranded around the central strength member. An interstitial space is provided between adjacent tight-buffered ribbon stacks. A binder film continuously and contiguously surrounds the first plurality of tight-buffered ribbon stacks along the longitudinal axis. The binder film includes first portions and at least one second portion. Each of the at least one second portion of the binder film extends into one of the interstitial spaces of the first plurality of tight-buffered ribbon stacks. The cable sheath continuously and contiguously surrounds the binder film along the longitudinal axis, and the cable sheath is coupled to the first portions of the binder film.
    Type: Application
    Filed: May 9, 2022
    Publication date: August 18, 2022
    Inventors: Bradley Jerome Blazer, Julian Latelle Greenwood, III, Warren Welborn McAlpine, David Alan Seddon
  • Patent number: 11340414
    Abstract: An optical fiber cable including a central strength member, a first plurality of tight-buffered ribbon stacks, a binder film, and a cable sheath. The central strength member extends along a longitudinal axis of the optical fiber cable. The tight-buffered ribbon stacks are SZ-stranded around the central strength member. An interstitial space is provided between adjacent tight-buffered ribbon stacks. A binder film continuously and contiguously surrounds the first plurality of tight-buffered ribbon stacks along the longitudinal axis. The binder film includes first portions and at least one second portion. Each of the at least one second portion of the binder film extends into one of the interstitial spaces of the first plurality of tight-buffered ribbon stacks. The cable sheath continuously and contiguously surrounds the binder film along the longitudinal axis, and the cable sheath is coupled to the first portions of the binder film.
    Type: Grant
    Filed: June 30, 2020
    Date of Patent: May 24, 2022
    Assignee: CORNING RESEARCH & DEVELOPMENT CORPORATION
    Inventors: Bradley Jerome Blazer, Julian Latelle Greenwood, III, Warren Welborn McAlpine, David Alan Seddon
  • Publication number: 20220043227
    Abstract: An optical cable is provided. The optical cable includes an outer cable body jacket and a plurality of optical fiber subunits. The optical fibers within each subunit are stranded relative to each other and are located within a thin subunit jacket. A plurality of unstranded optical fiber subunits are located within the cable jacket.
    Type: Application
    Filed: October 26, 2021
    Publication date: February 10, 2022
    Inventors: Bradley Jerome Blazer, Harold Edward Hudson, II, Christopher Mark Quinn, David Alan Seddon, Kenneth Darrell Temple, JR.
  • Publication number: 20210389537
    Abstract: A fiber optic cable includes a stranded ribbon stack, a sheath extruded around the stranded ribbon stack to form a subunit, and an extruded foam layer, wherein the foam layer has a minimum inner diameter that is less than or equal to a maximum stack diagonal dimension of the stranded ribbon stack.
    Type: Application
    Filed: June 1, 2021
    Publication date: December 16, 2021
    Inventors: Bradley Jerome Blazer, David Alan Seddon, Rebecca Elizabeth Sistare, Kenneth Darrell Temple, JR.
  • Patent number: 11187862
    Abstract: A fiber optic cable includes a tube, a stack of fiber optic ribbons twisting along a lengthwise axis through the tube, a support, and water-blocking tape positioned at least partially around the stack, between the stack and the tube. The support and water-blocking tape provide an elevated portion of the water-blocking tape that is raised. As the stack twists along the lengthwise axis of the tube, corners of the stack interface with the elevated portion to provide intermittent frictional coupling between the stack and the tube.
    Type: Grant
    Filed: March 28, 2013
    Date of Patent: November 30, 2021
    Assignee: CORNING OPTICAL COMMUNICATIONS LLC
    Inventors: James Lee Baucom, Jason Clay Lail, William Welch McCollough, David Alan Seddon
  • Patent number: 11169343
    Abstract: An optical cable is provided. The optical cable includes an outer cable body jacket and a plurality of optical fiber subunits. The optical fibers within each subunit are stranded relative to each other and are located within a thin subunit jacket. A plurality of unstranded optical fiber subunits are located within the cable jacket.
    Type: Grant
    Filed: March 23, 2020
    Date of Patent: November 9, 2021
    Assignee: CORNING RESEARCH & DEVELOPMENT CORPORATION
    Inventors: Bradley Jerome Blazer, Harold Edward Hudson, II, Christopher Mark Quinn, David Alan Seddon, Kenneth Darrell Temple, Jr.
  • Publication number: 20210341701
    Abstract: An armored cable includes a core and an armor surrounding the core. The armor includes at least one armor access feature formed in the armor to weaken the armor at the access feature. A jacket surrounds the armor and the jacket includes a primary portion of a first extruded polymeric material and at least one discontinuity of a second extruded polymeric material in the primary portion, the discontinuity extending along a length of the cable, and the first material being different from the second material, wherein the bond between the discontinuity and the primary portion allows the jacket to be separated at the discontinuity to provide access to the core, and the at least one armor access feature and the at least one discontinuity are arranged proximate to each other to allow access to the core.
    Type: Application
    Filed: July 8, 2021
    Publication date: November 4, 2021
    Inventors: Bradley Jerome Blazer, David Alan Seddon, Kenneth Darrell Temple, JR.
  • Patent number: 11079563
    Abstract: An armored cable includes a core and an armor surrounding the core. The armor includes at least one armor access feature formed in the armor to weaken the armor at the access feature. A jacket surrounds the armor and the jacket includes a primary portion of a first extruded polymeric material and at least one discontinuity of a second extruded polymeric material in the primary portion, the discontinuity extending along a length of the cable, and the first material being different from the second material, wherein the bond between the discontinuity and the primary portion allows the jacket to be separated at the discontinuity to provide access to the core, and the at least one armor access feature and the at least one discontinuity are arranged proximate to each other to allow access to the core.
    Type: Grant
    Filed: May 30, 2019
    Date of Patent: August 3, 2021
    Assignee: CORNING OPTICAL COMMUNICATIONS LLC
    Inventors: Bradley Jerome Blazer, David Alan Seddon, Kenneth Darrell Temple, Jr.
  • Publication number: 20210003795
    Abstract: An optical fiber cable including a central strength member, a first plurality of tight-buffered ribbon stacks, a binder film, and a cable sheath. The central strength member extends along a longitudinal axis of the optical fiber cable. The tight-buffered ribbon stacks are SZ-stranded around the central strength member. An interstitial space is provided between adjacent tight-buffered ribbon stacks. A binder film continuously and contiguously surrounds the first plurality of tight-buffered ribbon stacks along the longitudinal axis. The binder film includes first portions and at least one second portion. Each of the at least one second portion of the binder film extends into one of the interstitial spaces of the first plurality of tight-buffered ribbon stacks. The cable sheath continuously and contiguously surrounds the binder film along the longitudinal axis, and the cable sheath is coupled to the first portions of the binder film.
    Type: Application
    Filed: June 30, 2020
    Publication date: January 7, 2021
    Inventors: Bradley Jerome Blazer, Julian Latelle Greenwood, III, Warren Welborn McAlpine, David Alan Seddon
  • Publication number: 20200310058
    Abstract: An optical cable is provided. The optical cable includes an outer cable body jacket and a plurality of optical fiber subunits. The optical fibers within each subunit are stranded relative to each other and are located within a thin subunit jacket. A plurality of unstranded optical fiber subunits are located within the cable jacket.
    Type: Application
    Filed: March 23, 2020
    Publication date: October 1, 2020
    Inventors: Bradley Jerome Blazer, Harold Edward Hudson, II, Christopher Mark Quinn, David Alan Seddon, Kenneth Darrell Temple, JR.
  • Patent number: 10768384
    Abstract: A highly packed, low bend loss optical cable is provided. The cable includes an outer cable jacket and a plurality of buffer tubes surrounded by the cable jacket. Each buffer tube includes an inner surface defining a channel having a diameter, D1, and an outer surface facing an inner surface of the cable jacket. The cable includes a plural number, N, of optical fibers, located within the channel of each buffer tube and surrounded by the inner surface of the buffer tube. Each optical fiber has an outer diameter, D2. The N optical fibers are densely packed within each buffer tube such that a diameter ratio parameter, ?, is defined as the ratio D1/D2, and is 2.25+0.143(N)???1.14+0.313(N).
    Type: Grant
    Filed: June 13, 2019
    Date of Patent: September 8, 2020
    Assignee: CORNING OPTICAL COMMUNICATIONS LLC
    Inventors: Dana Craig Bookbinder, Inna Igorevna Kouzmina, Ming-Jun Li, David Alan Seddon, Pushkar Tandon